... L80.K55,P110 Length: R1.R2.R3 API Casing and tubing1.) Standard: GB,DIN,EN,ASTM2.) ... O.D: 1/2" to 24"3.) W.T: SCH10-SCH1604.) Length: 5 ... .8m-12m5.) Condition: Cold-drawn and hot rolled6.) Inspection: Chemical composition ... Elongation, Flaring, Flattening, Hardness, impact) , OD and WT ,No-destructive,Hydralic7.) Surface treatment: Oil, ...